CN216226539U

CN216226539U - Handheld hydraulic pipe pressing machine

Info

Publication number: CN216226539U
Application number: CN202122737433.3U
Authority: CN
Inventors: 黄友国
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-08
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a handheld hydraulic pipe pressing machine which comprises a handheld piece, a driving mechanism and a pipe pressing device, wherein the pipe pressing device comprises a left module and a right module, the left module is fixedly connected with the handheld piece, one end of the right module is hinged with one end of the left module, the other end of the right module is an opening end connected with the left module, the other end of the right module, which is correspondingly matched with the left module, is detachably connected through a clamping structure, the clamping structure comprises a moving piece hinged with the left module through a hinge shaft and a positioning piece, which is arranged on the right module and is correspondingly matched with the moving piece, a pressing part and a clamping part are arranged on the moving piece, the clamping part is separated from a clamping groove on the positioning piece through applying pressure to the pressing part, and when the pressure to the pressing part is lost, the pressing part is reset through a torsion spring. The utility model has the advantages of automatic pressurization and oil return, quick clamping of the left module and the right module, no clamping of the shell and the like.

Description

Handheld hydraulic pipe pressing machine

Technical Field

The utility model relates to a handheld hydraulic pipe pressing machine.

Background

Hydraulic pipe press is a hydraulic device for buckling pipe fittings, which applies contraction force to a matched metal joint through a die of the pipe press, and firmly buckles the metal joint on a matched pipeline, such as: an air conditioning duct.

The structure of the existing hydraulic pipe pressing machine generally comprises a pipe pressing machine body and a driving mechanism, wherein the pipe pressing machine body is provided with a left module hinge and a right module hinge, and the left module hinge and the right module hinge are connected through a pin; fixedly connected with left module in the left module hinge is equipped with right module in the right module hinge, right module and actuating mechanism fixed connection. When the pressing die is used, at least one of the pins connected with the left die block hinge and the right die block hinge is separated, and a pipeline to be pressed is placed in the pressing die and then is connected and fixed by the pins; the driving mechanism is a manual hydraulic cylinder, and the manual hydraulic cylinder executes actions to drive the right module to be pushed forward, so that the right module and the left module are matched with each other, and a better pressing effect is formed on the air-conditioning pipe.

The existing hydraulic pipe press with the structure adopts the manual hydraulic cylinder as the driving mechanism, so that oil return is complicated during use, and the working efficiency is low; and adopt the pin as the connection structure of left module hinge and right module hinge, when using, have following defect: 1. the manual operation is complicated; 2. the left module hinge and the right module hinge are connected with each other through the pin, and then after the hydraulic pipe pressing machine works, the pin is easily clamped between the left module hinge and the right module hinge, so that the pin cannot be pulled out smoothly, and the left module hinge and the right module hinge are separated to prepare for next pipe pressing; 3. the degree of automation is low.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a handheld hydraulic pipe pressing machine, which can realize the mechanical automation of connection and separation between a left module hinge and a right module hinge, thereby improving the working efficiency.

In order to solve the technical problems, the technical solution of the handheld hydraulic pipe press of the utility model is as follows:

the utility model discloses a handheld hydraulic pipe pressing machine which comprises a handheld piece, a driving mechanism and a pipe pressing device, wherein the pipe pressing device comprises a left module and a right module, the left module is fixedly connected with the handheld piece, one end of the right module is hinged with one end of the left module, the other end of the right module is an opening end connected with the left module, the other end of the right module, which is correspondingly matched with the left module, is detachably connected through a clamping structure, the clamping structure comprises a moving piece hinged with the left module through a hinge shaft and a positioning piece, which is arranged on the right module and is correspondingly matched with the moving piece, a pressing part and a clamping part are arranged on the moving piece, the clamping part is separated from a clamping groove on the positioning piece through applying pressure to the pressing part, and when the pressure to the pressing part is lost, the pressing part is reset through a torsion spring.

The lower part of the front end of the clamping part is provided with a round angle.

The clamping part is provided with a clamping hook, and the clamping hook and the clamping groove are of a primary-secondary matching structure, so that buckling-pressing type connection is formed.

The width of draw-in groove is greater than the width that the card established the portion, be the forked tail structure between trip and the draw-in groove.

A base is arranged in the left module, a detachable left pressing block is arranged on the base, and the base is connected with a driving mechanism; and a detachable right pressing block is arranged in the right module.

The driving mechanism is an electric hydraulic cylinder.

The opening end of the right module is provided with an inserting plate, one end of the left module, corresponding to the opening end of the right module, is provided with a positioning groove, and the inserting plate is inserted into the positioning groove in a matched mode.

The pressing portion is provided with an opening groove.

The utility model has the technical effects that:

compared with the prior art, the handheld hydraulic pipe pressing machine disclosed by the utility model adopts the electric hydraulic cylinder to automatically and movably drive the base and realize the automatic oil return, so that the working efficiency is improved;

compared with the prior art, the hand-held hydraulic pipe pressing machine of the utility model ensures that the clamping part is upwards overturned to separate from the clamping groove by pressing the pressing part of the movable part, so that the right module is turned downwards around the hinge point relative to the left module under the action of self gravity, at the moment, the pipe fitting can be placed in the left pressing block, then, the right module is turned upwards, the lower part of the front end of the clamping part of the movable part is slightly pressed by force, the clamping part is turned upwards under the action of the pressing, so that the right die piece can be continuously folded towards the left die piece, and finally, when the right die piece and the left die piece are combined to ensure that the pipe fitting is positioned between the left pressing block and the right pressing block, at the moment, the clamping groove of the positioning piece of the right module is just opposite to the clamping hook, the clamping hook is clamped into the clamping groove under the action of the torsion spring, because the dovetail groove structure is arranged between the clamping hook and the clamping groove, the width of the clamping groove needs to be larger than that of the clamping hook, and therefore the clamping hook and the clamping groove can be clamped.

In conclusion, the handheld hydraulic pipe pressing machine has the advantages of automatic pressurization and oil return, quick clamping of the left module and the right module, no clamping of a shell and the like.

Drawings

FIG. 1 is a perspective view of a right module of a hand-held hydraulic pipe press of the present invention in a closed position relative to a left module;

FIG. 2 is a perspective view of a right module of the hand-held hydraulic tube press of the present invention shown in an open position relative to a left module;

fig. 3 is a cross-sectional view of the hand-held hydraulic tube press of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the following figures and detailed description:

referring to fig. 1 to 3, the present invention provides a handheld hydraulic pipe pressing machine, which includes a handheld member 1, a driving mechanism 2 and a pipe pressing device 3, wherein the driving mechanism 2 is disposed in the handheld member 1, so as to be integrated with the handheld member 1, and the handheld member 1 is held to facilitate convenient operation of the hydraulic pipe pressing machine. Actuating mechanism 2 is electric hydraulic cylinder, and electric hydraulic cylinder's technical scheme is present, no longer gives unnecessary details here, and it can realize the automated control of oil feed, oil return, and press pipe device 3 to include left module 4 and right module 5, left module 4 and handheld piece 1 fixed connection, the one end of right module 5 is articulated with the one end of left module 4, and the other end is the open end of being connected with left module 4, and the other end that the other end corresponds the matching with left module 4 realizes dismantling through joint structure 6 and is connected, left module 4, right module 5 design into semi-circular respectively, when pleasing to the eye, also match the parcel of pipe fitting, joint structure 6 includes through articulated shaft 7 with left module 4 articulated moving part 8 and set up on right module 5 with the setting element 9 that corresponds the matching with moving part 8, be equipped with on the moving part 8 and press portion 11 is established with the card to the splendid attire, the pressing portion 10 is pressed to disengage the engaging portion 11 from the engaging slot 12 of the positioning member 9, and when the pressing portion 10 is released, the pressing portion 10 is reset by a torsion spring (not shown).

The lower part of the front end of the clamping part 11 is provided with a round angle 13.

The clamping part 11 is provided with a clamping hook 14, and the clamping hook 14 and the clamping groove 12 are in a primary-secondary matching structure, so that a buckling-pressing type connection is formed.

The width of the clamping groove 12 is larger than that of the clamping part 11, and a dovetail hook structure is arranged between the clamping hook 14 and the clamping groove 12.

A base 15 is arranged in the left module 4, a detachable left pressing block 16 is arranged on the base 15, and the base 15 is connected with the driving mechanism 2; a detachable right pressing block 17 is arranged in the right module 5. The detachable left pressing block 16 and the detachable right pressing block 17 can replace the corresponding left pressing block 16 and the right pressing block 17 aiming at the pipe fittings with different specifications.

The open end of the right module 5 is provided with an inserting plate 18, one end of the left module 4 corresponding to the open end of the right module 5 is provided with a positioning groove 19, and the inserting plate 18 is inserted into the positioning groove 19 in a matching mode. The matching of the inserting plate 18 and the positioning groove 19 enables the precision when the right module 5 is connected with the left module 4 to be higher, and the precision when the driving mechanism 2 drives the left pressing block 16 to move towards the direction of the right pressing block 17, so that the air-conditioning pipe is pressed is higher.

The pressing portion 10 has an open groove 20.

The working principle of the hand-held hydraulic pipe press of the utility model is explained as follows:

when the pipe pressing needs to be carried out on the air-conditioning pipe, the movable piece 8 is manually pressed at first, so that the movable piece 8 rotates around the hinge shaft 7, namely: the clamping part 11 is turned upwards, because the rotating track of the clamping hook 14 is a circular arc, even the clamping hook 14 and the clamping groove 12 with a dovetail groove structure can be separated according to the mode, in this way, the right module 5 is opened relative to the left module 4, an air conditioning pipe is arranged in the left pressing block 16, then the right module 5 is turned upwards and is connected with the left module 4 in a closed mode, in the process, the opening end of the right module 5 extrudes the round corner 13 of the clamping part 11 of the moving part 8, so that the clamping part 11 is extruded, the clamping part 11 is turned upwards around the hinge shaft 7, so that the right module 5 is closed in place relative to the left module 4, after the right module is closed in place, under the action of a torsion spring (not shown in the figure), the clamping part 11 has the elastic tendency of turning towards the direction of the clamping groove 12, and the right module 5 after being closed has the clamping groove 12 exactly corresponding to the clamping hook 14, so that the clamping part 11 is turned downwards, therefore, the clamping hook 14 is matched in the clamping groove 12, the connection between the right module 5 and the left module 4 is completed, and after the connection is in place, the electric hydraulic cylinder works, so that the pressure pipe connection work of the air-conditioning pipe is completed.

In addition, we can also manually press the pressing part 10 of the moving part 8, so that the hook 14 is always in an upward turning state, at this time, the open end of the right module 5 can be closed towards the left module 4, after the opening is in place, the inserting plate 18 on the open end of the right module 5 is inserted into the positioning groove 19 of the left module 4, then, we release the moving part 8, and under the action of a torsion spring (not shown in the figure), the hook 14 is smoothly clamped into the clamping groove 12.

The above detailed description is provided for the handheld hydraulic pipe press provided by the embodiment of the present invention, and a specific example is applied in the description to explain the principle and the implementation manner of the present invention, and the description of the above embodiment is only used to help understanding the technical solution disclosed by the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims

1. The utility model provides a handheld hydraulic pressure pipe press, includes handheld piece, actuating mechanism and presses the pipe device, press the pipe device to include left module and right module, left side module and handheld piece fixed connection, the one end of right module is articulated with the one end of left module, and the other end is the open end of being connected with left module, and the other end that the other end corresponds the other end that matches passes through the joint structure realization and can dismantle the connection its characterized in that: the joint structure includes through articulated shaft and left module articulated moving part and set up on the right module with the moving part correspond the setting element that matches, be equipped with on the moving part and press the splenium and establish the portion with the card, through exerting pressure to pressing the splenium for the card is established the portion and is taken off the draw-in groove on the setting element, when losing the pressure to pressing the splenium, makes through the torsional spring and presses the splenium to reset.

2. A hand-held hydraulic pipe press as defined in claim 1, wherein: the lower part of the front end of the clamping part is provided with a round angle.

3. A hand-held hydraulic pipe press as defined in claim 1, wherein: the clamping part is provided with a clamping hook, and the clamping hook and the clamping groove are of a primary-secondary matching structure, so that buckling-pressing type connection is formed.

4. A hand-held hydraulic pipe press as claimed in claim 3, wherein: the width of draw-in groove is greater than the width that the card established the portion, be the forked tail structure between trip and the draw-in groove.

5. A hand-held hydraulic pipe press as defined in claim 1, wherein: a base is arranged in the left module, a detachable left pressing block is arranged on the base, and the base is connected with a driving mechanism; and a detachable right pressing block is arranged in the right module.

6. A hand-held hydraulic pipe press as defined in claim 1, wherein: the driving mechanism is an electric hydraulic cylinder.

7. A hand-held hydraulic pipe press as defined in claim 1, wherein: the opening end of the right module is provided with an inserting plate, one end of the left module, corresponding to the opening end of the right module, is provided with a positioning groove, and the inserting plate is inserted into the positioning groove in a matched mode.

8. A hand-held hydraulic pipe press as defined in claim 1, wherein: the pressing portion is provided with an opening groove.